Solar System's Run-In With 'Space Cloud' May Have Triggered a Series of Ice Ages 2 Million Years Ago, Says Scientists Around two million years ago, Earth underwent a series of temperature fluctuations ...

Samples from Ryugu, a small, near-Earth asteroid, preserve natural remanent magnetization (NRM) from the early history of the solar system. However, despite multiple studies, there is currently no ...

The Solar System remains a unique natural laboratory for exploring the processes that govern planetary formation, evolution and dynamics. Contemporary research continues to refine our understanding of ...

The comet contains higher levels of this simple alcohol than almost all known comets from our solar system.

Microscopic crystals extracted from meteorites could help settle a debate about the birth of our patch of the Milky Way.

Peering through a cosmic keyhole at distant baby star, astronomers may have opened a new window on the deep past of our own solar system. Weighing in at 0.6 solar mass, HOPS-315 should someday grow to ...

Introduction: NASA's solar system exploration paradigm : the first fifty years and a look at the next fifty / James L. Green and Kristen J. Erickson -- Part I. Overview. Exploring the Solar System : ...

Astronomers have discovered that the Solar System traversed the Orion star-forming complex, a component of the Radcliffe Wave galactic structure, approximately 14 million years ago. This journey ...

Strange objects from other star systems are visiting our solar system. These interstellar visitors are scientifically valuable but disappear quickly. Scientists are calling for a global response ...

In late 2025 a mysterious comet flew between the orbits of Earth and Mars and reached a speed of more than 150,000 miles per hour during its closest approach to the sun. The rare interstellar guest to ...

I’m a planetary scientist who was born the year of Sputnik’s launch. Over the course of my 40-year career, I’ve witnessed not one but at least five separate revolutions that fundamentally transformed ...